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Finding the Third Proportional to 64,504,656 and 139,270,752

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Solution

The third proportional to 64,504,656 and 139,270,752 is: 300,696,780.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,504,656 : 139,270,752 = 139,270,752 : x
  2. Step 2: Convert to fraction form
    64,504,656/139,270,752 = 139,270,752/x
  3. Step 3: Cross multiply
    64,504,656x = 139,270,752 × 139,270,752
  4. Step 4: Simplify right side
    64,504,656x = 19,396,342,362,645,504
  5. Step 5: Solve for x
    x = 19,396,342,362,645,504/64,504,656
  6. Step 6: Final answer
    x = 300,696,780.13

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.